TY  - BOOK
AU  - O`Brien, James.
TI  - Management Information systems: A Managerial End User Perspective / 
SN  - 81-86011-79-X
U1  - X:8 
PY  - 1990///
CY  - New Delhi : 
PB  - Galgotta Publications(P) Ltd,5, Ansari Road, Darya Ganj , 
KW  - Economics <Management Information systems>
ER  -